Nietzsche said that the earth has been a madhouse long enough. Without contradicting him we might perhaps soften the expression, and say that philosophy has been long enough an asylum for enthusiasts.

Those who cannot remember the past are condemned to repeat it.

It would be hard to conceive a system of instincts more nicely adjusted, where the constituents should represent or support one another better. The husband has an interest in protecting the wife, she in serving the husband. The weaker gains in authority and safety, the wilder and more unconcerned finds a help-mate at home to take thought of his daily necessities. Parents lend children their experience and a vicarious memory; children endow their parents with a vicarious immortality.

Miracles are propitious accidents, the natural causes of which are too complicated to be readily understood.

A conception not reducible to the small change of daily experience is like a currency not exchangeable for articles of consumption; it is not a symbol, but a fraud.

The body is an instrument, the mind its function, the witness and reward of its operation.

The great difficulty in education is to get experience out of ideas.